|
Outcome
|
Mean
|
Number of patients
|
Events
|
Distribution
|
Reference
|
|---|
|
Baseline SSC rate
|
0.048
|
2621
|
127
|
Beta
|
Cristofolini [16]
|
|
Mortality with SSC
|
0.017
|
118
|
2
|
Beta
|
ibid
|
|
Mortality without SSC
|
0.007
|
2503
|
18
|
Beta
|
|
Readmission SSC
|
0.034
|
118
|
4
|
Beta
|
|
Readmission No SSC
|
0.000
|
2503
|
1
|
Beta
|
|
Revision SSC
|
0.068
|
118
|
8
|
Beta
|
|
Revision No SSC
|
0.005
|
2503
|
12
|
Beta
|
|
All-cause mortality
|
0.003
| | | |
[18]
|
|
Multiplier for revision mortality
|
1.300
| | | |
Wu [19]
|
|
Length of stay data
|
|
Length of stay with surgical site complications
|
Mean
|
Lower CI
|
Upper CI
| | |
|
Intensive care unit
|
15.2
|
1
|
87.2
|
Log normal
|
Cristofolini [16]
|
|
Intermediate care
|
4.8
|
0.5
|
25.2
|
Log normal
|
|
General ward
|
22.3
|
0.5
|
68.4
|
Log normal
|
|
Length of stay without surgical site complications
|
|
Intensive care unit
|
3.8
|
1
|
26
|
Log normal
|
Cristofolini [16]
|
|
Intermediate care
|
2.4
|
0.5
|
10
|
Log normal
|
|
General ward
|
8.3
|
0.5
|
19
|
Log normal
|
|
Utility data used in the model
|
|
Parameter
|
Mean
|
Alpha
|
Beta
|
Distribution
|
Source
|
|
Disutility with SSI
|
0.2
|
8
|
41
|
Beta
|
Tuffaha [13]
|
|
Utility with no SSI
|
0.91
|
185
|
18
|
Beta
|
|
Effectiveness data (Odds ratio and 95% CI)
|
|
Outcome
|
Mean
|
Lower CI
|
Upper CI
|
Distribution
|
Source
|
|
Odds ratio for SSC
|
0.220
|
0.060
|
0.810
|
Log normal
|
Witt-Majchrzak [17]
|
|
Reduction in LOS (days)
|
0.500
|
0.020
|
0.70
|
Log normal
|
Strugala [14]
|
- Abbreviations: sNPWT single use negative pressure wound therapy, SSC surgical site complications, CI confidence interval, LOS length of stay
